Licensed Projects: Import and export of goods, Technology import and export( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business items are subject to the approval results.) General Projects: Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Instrument Manufacturing, Instrument repair, Instrument sales, Manufacturing of transportation equipment and production counting instruments, Experimental analysis instrument manufacturing, General equipment manufacturing( Excluding special equipment manufacturing), Electronic special equipment manufacturing, Industrial robot manufacturing, Electronics sales, Computer software, hardware and peripheral equipment manufacturing, Wholesale of computer hardware, software and auxiliary equipment, Retail of computer software, hardware and auxiliary equipment, Software Development, Office supplies sales, electric wire、 Cable Operations, Communications equipment sales, Power facility equipment manufacturing, Power facility equipment sales, Railway transportation equipment sales, Railway transportation infrastructure equipment sales, Railway locomotive and vehicle parts sales, Sales of railway-specific measuring or inspection instruments, Railway transport support activities, Sales of Class II medical devices, Non-ferrous metal alloy sales, Metal material sales, Building materials sales, Sales of building decoration materials, Hardware wholesale, Hardware product retail, Anti-corrosion material sales, Synthetic material sales, Sales of ecological and environmental materials, Rubber product sales, Lubricant sales, Auto parts wholesale, Auto parts retail,Chemical product sales( Does not contain permitted chemical products), Sales of special instruments for agriculture, forestry, animal husbandry and fishery, Agricultural film sales, Sales of special equipment for environmental protection, Mining machinery sales, Electrical equipment sales, Electrical equipment repair, Electrical machinery and equipment sales, General equipment repair, electronic、 Mechanical equipment maintenance( Excluding special equipment), Special equipment rental, Special equipment sales, Machinery and equipment sales, Machinery and equipment rental, Mechanical parts、 Parts Sales, Mechanical equipment research and development, Special equipment repair( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)